/* ===== CSS Variables ===== */
:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #6366f1;
    --primary-lighter: #e0e7ff;
    --secondary: #0ea5e9;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #0f172a;
    --dark-2: #1e293b;
    --dark-3: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --gray-lighter: #cbd5e1;
    --bg: #f8fafc;
    --bg-alt: #f1f5f9;
    --white: #ffffff;
    --border: #e2e8f0;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.04);
    --transition: all 0.2s ease;
    --container: 1200px;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

/* ===== Container ===== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.text-primary { color: var(--primary); }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    text-decoration: none;
    line-height: 1.4;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); color: white; }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-ghost { background: transparent; color: var(--dark-3); }
.btn-ghost:hover { background: var(--bg-alt); color: var(--dark); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #059669; color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #dc2626; color: white; }
.btn-sm { padding: 8px 16px; font-size: 14px; }
.btn-lg { padding: 16px 32px; font-size: 17px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* ===== Navbar ===== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--dark); }
.nav-logo:hover { color: var(--dark); }
.nav-menu { display: flex; gap: 4px; }
.nav-menu a {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 15px;
    color: var(--dark-3);
}
.nav-menu a:hover, .nav-menu a.active { background: var(--primary-lighter); color: var(--primary); }
.nav-actions { display: flex; gap: 8px; align-items: center; }
.nav-toggle { display: none; flex-direction: column; gap: 4px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--dark-3); border-radius: 2px; transition: var(--transition); }

/* ===== Hero ===== */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
    color: white;
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99,102,241,0.15) 0%, transparent 70%);
    border-radius: 50%;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(14,165,233,0.1) 0%, transparent 70%);
    border-radius: 50%;
}
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 800px; margin: 0 auto; }
.hero h1 { font-size: 52px; font-weight: 800; line-height: 1.15; margin-bottom: 20px; letter-spacing: -0.02em; }
.hero h1 .highlight { background: linear-gradient(135deg, #818cf8, #38bdf8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { font-size: 20px; color: #c7d2fe; margin-bottom: 32px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 48px; justify-content: center; margin-top: 60px; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 36px; font-weight: 800; color: white; }
.hero-stat .label { font-size: 14px; color: #a5b4fc; }

/* ===== Sections ===== */
.section { padding: 80px 0; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 56px; }
.section-header h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; letter-spacing: -0.02em; }
.section-header p { font-size: 18px; color: var(--gray); }

/* ===== Pricing ===== */
.pricing-tabs { display: flex; gap: 8px; justify-content: center; margin-bottom: 40px; flex-wrap: wrap; }
.pricing-tab {
    padding: 10px 24px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 15px;
    border: 2px solid var(--border);
    background: white;
    color: var(--gray);
    cursor: pointer;
    transition: var(--transition);
}
.pricing-tab:hover { border-color: var(--primary-light); color: var(--primary); }
.pricing-tab.active { background: var(--primary); color: white; border-color: var(--primary); }
.pricing-tab .price-from { font-size: 12px; opacity: 0.8; font-weight: 400; }

.pricing-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.pricing-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: var(--transition);
    position: relative;
}
.pricing-card:hover { border-color: var(--primary-light); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pricing-card .qty { font-size: 14px; font-weight: 600; color: var(--gray); text-transform: uppercase; letter-spacing: 0.05em; }
.pricing-card .qty-num { font-size: 32px; font-weight: 800; color: var(--dark); margin: 4px 0; }
.pricing-card .price-per { font-size: 28px; font-weight: 700; color: var(--primary); }
.pricing-card .price-per .unit { font-size: 14px; font-weight: 500; color: var(--gray); }
.pricing-card .lease { font-size: 14px; color: var(--gray); margin: 12px 0; padding: 8px 12px; background: var(--bg-alt); border-radius: var(--radius-sm); }
.pricing-card .total { font-size: 14px; color: var(--gray); margin-bottom: 16px; }
.pricing-card .total .amount { font-size: 22px; font-weight: 700; color: var(--dark); }
.pricing-card.popular { border-color: var(--primary); }
.pricing-card.popular::before {
    content: 'Best Value';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 100px;
}

/* Lease selector */
.lease-selector { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0; }
.lease-option {
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    border: 1px solid var(--border);
    background: white;
    color: var(--gray);
    cursor: pointer;
    transition: var(--transition);
}
.lease-option.active, .lease-option:hover { background: var(--primary); color: white; border-color: var(--primary); }

/* ===== Features ===== */
.features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.feature-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}
.feature-icon.purple { background: var(--primary-lighter); color: var(--primary); }
.feature-icon.blue { background: #e0f2fe; color: var(--secondary); }
.feature-icon.green { background: #d1fae5; color: var(--success); }
.feature-icon.orange { background: #fef3c7; color: var(--warning); }
.feature-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { color: var(--gray); font-size: 15px; }

/* ===== Countries Grid ===== */
.countries-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.country-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.country-badge:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.country-flag { font-size: 20px; }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    cursor: pointer;
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
    user-select: none;
}
.faq-question:hover { color: var(--primary); }
.faq-question .icon { transition: var(--transition); font-size: 20px; }
.faq-item.open .faq-question .icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; color: var(--gray); }
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 20px; }

/* ===== Reviews ===== */
.reviews-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.review-card { background: white; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.review-stars { color: #fbbf24; font-size: 18px; margin-bottom: 12px; }
.review-text { color: var(--dark-3); font-size: 15px; margin-bottom: 16px; font-style: italic; }
.review-author { display: flex; align-items: center; gap: 12px; }
.review-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--primary); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.review-name { font-weight: 600; font-size: 14px; }
.review-source { font-size: 12px; color: var(--gray); }

/* ===== CTA ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    padding: 60px;
    text-align: center;
    color: white;
    margin: 40px 0;
}
.cta-section h2 { font-size: 32px; font-weight: 800; margin-bottom: 12px; }
.cta-section p { font-size: 18px; opacity: 0.9; margin-bottom: 28px; }
.cta-section .btn { background: white; color: var(--primary); }
.cta-section .btn:hover { background: var(--bg-alt); }

/* ===== Footer ===== */
.footer { background: var(--dark); color: #94a3b8; padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .nav-logo { color: white; margin-bottom: 16px; }
.footer-tagline { font-size: 14px; margin-bottom: 16px; max-width: 300px; }
.footer-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.badge { font-size: 12px; padding: 4px 10px; background: rgba(255,255,255,0.1); border-radius: 100px; color: #c7d2fe; }
.footer-col h4 { color: white; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: #94a3b8; font-size: 14px; }
.footer-col a:hover { color: white; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 13px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: #94a3b8; }
.footer-links a:hover { color: white; }

/* ===== Flash Messages ===== */
.flash-container { position: fixed; top: 80px; right: 24px; z-index: 1000; max-width: 400px; }
.flash { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-radius: var(--radius-sm); margin-bottom: 12px; font-size: 14px; font-weight: 500; box-shadow: var(--shadow-lg); animation: slideIn 0.3s ease; }
.flash-success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
.flash-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.flash-info { background: #dbeafe; color: #1e40af; border: 1px solid #bfdbfe; }
.flash-close { background: none; border: none; cursor: pointer; font-size: 20px; opacity: 0.6; }
.flash-center { margin-bottom: 20px; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ===== Forms ===== */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; color: var(--dark-2); }
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: white;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-lighter);
}
.form-textarea { min-height: 120px; resize: vertical; }
.form-hint { font-size: 13px; color: var(--gray); margin-top: 4px; }

/* ===== Auth Pages ===== */
.auth-body { background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%); min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-wrapper { width: 100%; max-width: 440px; }
.auth-logo { display: flex; align-items: center; justify-content: center; gap: 10px; font-weight: 800; font-size: 22px; color: white; margin-bottom: 32px; }
.auth-logo:hover { color: white; }
.auth-card { background: white; border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-xl); }
.auth-card h2 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.auth-card .subtitle { color: var(--gray); font-size: 15px; margin-bottom: 28px; }
.auth-footer { text-align: center; margin-top: 24px; font-size: 14px; color: var(--gray); }
.auth-footer a { font-weight: 600; }

/* ===== Dashboard ===== */
.dashboard-body { background: var(--bg); }
.dashboard-layout { display: flex; min-height: 100vh; }
.sidebar {
    width: 260px;
    background: var(--dark);
    color: #94a3b8;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 50;
    transition: var(--transition);
}
.sidebar-logo { display: flex; align-items: center; gap: 10px; padding: 20px 24px; font-weight: 800; font-size: 18px; color: white; }
.sidebar-logo:hover { color: white; }
.sidebar-nav { flex: 1; padding: 16px 12px; }
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: #94a3b8;
    font-weight: 500;
    font-size: 15px;
    margin-bottom: 4px;
}
.sidebar-nav a:hover { background: rgba(255,255,255,0.05); color: white; }
.sidebar-nav a.active { background: var(--primary); color: white; }
.sidebar-nav a i { width: 20px; text-align: center; }
.sidebar-divider { height: 1px; background: rgba(255,255,255,0.1); margin: 12px 0; }
.sidebar-footer { padding: 16px; border-top: 1px solid rgba(255,255,255,0.1); }
.sidebar-user { display: flex; align-items: center; gap: 12px; }
.sidebar-user-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--primary); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.sidebar-user-email { font-size: 13px; color: white; font-weight: 500; word-break: break-all; }
.sidebar-user-logout { font-size: 12px; color: #94a3b8; }
.sidebar-user-logout:hover { color: var(--danger); }

.dashboard-main { flex: 1; margin-left: 260px; display: flex; flex-direction: column; min-height: 100vh; }
.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 32px;
    background: white;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 40;
}
.dashboard-header h1 { font-size: 22px; font-weight: 700; }
.sidebar-toggle { display: none; background: none; border: none; font-size: 20px; cursor: pointer; color: var(--dark); }
.dashboard-content { padding: 32px; flex: 1; }

/* Stats cards */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }
.stat-card { background: white; border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); }
.stat-card .stat-label { font-size: 13px; color: var(--gray); font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px; }
.stat-card .stat-value { font-size: 32px; font-weight: 800; color: var(--dark); }
.stat-card .stat-icon { float: right; width: 48px; height: 48px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 20px; }

/* Tables */
.data-table { width: 100%; background: white; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.data-table table { width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; padding: 14px 16px; background: var(--bg-alt); font-size: 13px; font-weight: 600; color: var(--gray); text-transform: uppercase; letter-spacing: 0.05em; }
.data-table td { padding: 14px 16px; border-top: 1px solid var(--border); font-size: 14px; }
.data-table tr:hover td { background: var(--bg-alt); }

/* Status badges */
.status-badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 100px; font-size: 12px; font-weight: 600; }
.status-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; }
.status-pending { background: #fef3c7; color: #92400e; }
.status-pending::before { background: #f59e0b; }
.status-paid { background: #dbeafe; color: #1e40af; }
.status-paid::before { background: #3b82f6; }
.status-processing { background: #e0e7ff; color: #3730a3; }
.status-processing::before { background: #6366f1; }
.status-completed { background: #d1fae5; color: #065f46; }
.status-completed::before { background: #10b981; }
.status-failed { background: #fee2e2; color: #991b1b; }
.status-failed::before { background: #ef4444; }
.status-active { background: #d1fae5; color: #065f46; }
.status-active::before { background: #10b981; }
.status-expired { background: #f1f5f9; color: #64748b; }
.status-expired::before { background: #94a3b8; }

/* Pagination */
.pagination { display: flex; gap: 4px; justify-content: center; margin-top: 24px; }
.pagination a, .pagination span {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid var(--border);
    background: white;
    color: var(--dark-3);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current { background: var(--primary); color: white; border-color: var(--primary); }

/* Cards */
.card { background: white; border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); margin-bottom: 20px; }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.card-header h3 { font-size: 18px; font-weight: 700; }

/* Proxy list */
.proxy-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    background: white;
    transition: var(--transition);
}
.proxy-item:hover { border-color: var(--primary-light); box-shadow: var(--shadow); }
.proxy-info { display: flex; align-items: center; gap: 16px; }
.proxy-ip { font-weight: 600; font-size: 15px; font-family: 'Courier New', monospace; }
.proxy-country { font-size: 20px; }
.proxy-ports { font-size: 13px; color: var(--gray); }
.proxy-meta { display: flex; align-items: center; gap: 12px; }
.proxy-actions { display: flex; gap: 8px; }
.copy-btn { background: none; border: none; cursor: pointer; color: var(--gray); font-size: 14px; padding: 4px 8px; border-radius: 4px; transition: var(--transition); }
.copy-btn:hover { background: var(--bg-alt); color: var(--primary); }

/* Checkout */
.checkout-body { background: var(--bg); min-height: 100vh; padding-top: 72px; }
.checkout-layout { display: grid; grid-template-columns: 1fr 400px; gap: 32px; max-width: 1100px; margin: 40px auto; padding: 0 24px; }
.checkout-summary { background: white; border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); position: sticky; top: 100px; height: fit-content; }
.checkout-summary h3 { font-size: 20px; font-weight: 700; margin-bottom: 20px; }
.checkout-line { display: flex; justify-content: space-between; padding: 8px 0; font-size: 15px; }
.checkout-line.total { font-size: 20px; font-weight: 700; border-top: 2px solid var(--border); padding-top: 16px; margin-top: 16px; }

/* API Code Block */
.code-block { background: var(--dark); border-radius: var(--radius-sm); padding: 20px; overflow-x: auto; margin: 16px 0; }
.code-block code { color: #e2e8f0; font-family: 'Courier New', monospace; font-size: 14px; line-height: 1.6; }
.code-block .keyword { color: #c084fc; }
.code-block .string { color: #86efac; }
.code-block .comment { color: #64748b; }

/* Empty state */
.empty-state { text-align: center; padding: 60px 20px; color: var(--gray); }
.empty-state i { font-size: 48px; margin-bottom: 16px; color: var(--gray-light); }
.empty-state h3 { font-size: 18px; color: var(--dark-3); margin-bottom: 8px; }
.empty-state p { font-size: 15px; margin-bottom: 20px; }

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .checkout-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .nav-menu, .nav-actions { display: none; }
    .nav-toggle { display: flex; }
    body.nav-open .nav-menu {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        padding: 16px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
    }
    body.nav-open .nav-actions { display: flex; position: absolute; top: 72px; right: 16px; }
    .hero h1 { font-size: 36px; }
    .hero p { font-size: 17px; }
    .hero-stats { gap: 24px; }
    .section { padding: 48px 0; }
    .section-header h2 { font-size: 28px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; }
    .sidebar { transform: translateX(-100%); }
    body.sidebar-collapsed .sidebar { transform: translateX(0); }
    .dashboard-main { margin-left: 0; }
    .sidebar-toggle { display: block; }
    .dashboard-content { padding: 20px 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .cta-section { padding: 40px 24px; }
    .cta-section h2 { font-size: 24px; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 28px; }
    .auth-card { padding: 28px 20px; }
}